Senior Full Stack Development FirmFull Stack
You get a team of senior engineers who ship production apps in 8-12 weeks. Fixed pricing, no hourly billing, full code ownership.
IRPR is a senior full stack development firm that builds web apps, mobile apps, and SaaS platforms using React, Next.js, Node.js, Python, and PostgreSQL. Every engineer on your project has 10+ years of experience and has shipped production code to thousands of users.
We deliver a working MVP in 8-12 weeks with fixed pricing from $80K to $250K. Your project includes CI/CD pipelines, automated testing, and compliance with HIPAA, PCI-DSS, or SOC 2 when needed. You own the full source code from day one.
Founders and CTOs hire us when they need a reliable team to build a complex product fast. Product managers hire us when their internal team is at capacity. Investors hire us to de-risk a technical build. We work with companies from seed stage to public enterprises.
Types of software we ship.
SaaS Platform
Multi-tenant web app with subscription billing, user roles, and admin dashboards. Built with Stripe, Auth0, and PostgreSQL.
Mobile App
iOS and Android apps with shared business logic using React Native or Flutter. Push notifications, offline sync, and real-time data.
Internal Tool
Custom admin panel or operations dashboard that connects to your existing databases and APIs. React frontend, Node.js backend.
Ecommerce Store
Headless commerce frontend with Shopify or Stripe backend. Custom product pages, cart logic, and inventory management.
API / Backend Service
REST or GraphQL API with rate limiting, caching, and database optimization. Deployed on AWS Lambda or ECS with auto-scaling.
AI Chatbot
Conversational interface powered by GPT-4 or custom LLM. Integrates with Slack, WhatsApp, or your web app for customer support.
Real-Time Collaboration Tool
WebSocket-based app with live cursors, document editing, and video calls. Built with Socket.io and WebRTC.
Data Dashboard
Interactive analytics dashboard with charts, filters, and export to CSV/PDF. Powered by D3.js, Chart.js, and a PostgreSQL data warehouse.
We build for every business type.
Healthcare
Fintech
SaaS
Ecommerce
Real Estate
Why hire a senior full stack development firm
One team builds your entire product frontend, backend, database, and infrastructure.
Most agencies split work between a frontend team and a backend team. That causes handoff delays, mismatched APIs, and rework. IRPR assigns 2-3 senior full stack engineers who own the entire stack from React components to database queries. They write all code in the same codebase with shared types and tests.
This approach cuts communication overhead by 40% and reduces integration bugs. Our senior full stack development firm delivers a working product in 8-12 weeks because every engineer can build any part of the system. You get one point of contact, one sprint plan, and one deployment pipeline.
Generic dev shop vs. a senior full stack development firm
The difference is experience, ownership, and delivery speed.
A generic dev shop assigns junior developers who follow tickets written by a project manager. They use boilerplate code, skip testing, and hand off incomplete work. You pay by the hour and the timeline keeps slipping.
IRPR assigns senior engineers who design the architecture, write tests, and deploy to production. We give you a fixed price after a 2-week Roadmap phase. No hourly billing, no surprise invoices. Your product ships on time or we adjust scope to hit the deadline.
- Junior or mid-level developers
- Hourly billing with no cap
- No dedicated QA engineer
- Weak or no testing
- No CI/CD pipeline
- You own nothing until final payment
- Senior engineers with 10+ years experience
- Fixed price after Roadmap phase
- Dedicated QA in every sprint
- Unit, integration, and E2E tests
- CI/CD on GitHub Actions from week 1
- Full source code ownership from day one
How IRPR builds your product
We follow a four-phase process that turns your idea into a production-ready app.
Every engagement starts with a 2-week Roadmap phase. Your senior team audits your requirements, designs the system architecture, and writes a detailed scope of work with a fixed price. You approve the plan before any development begins.
Then we build in 2-week sprints with daily standups, weekly demos, and a live project dashboard. You see working software every Friday. After the final sprint, we deploy to your production environment and hand over full documentation.
What ships with your senior full stack development project
Every project includes these deliverables by default. No extra fees, no hidden costs.
IRPR treats your product like we are building our own. That means production-grade code, automated testing, and infrastructure that scales. You get everything you need to run the business, not just a codebase.
We also provide a 30-day warranty after launch. If something breaks, we fix it at no cost. After that, we offer ongoing maintenance at a monthly retainer or you can take the code to your own team.
- Source code in your private GitHub repo
- CI/CD pipeline with GitHub Actions
- Automated unit tests (Jest, React Testing Library)
- Integration tests for all API endpoints
- End-to-end tests with Cypress or Playwright
- Dockerized development environment
- Infrastructure as code (Terraform or Pulumi)
- Sentry error tracking and performance monitoring
- Deployment runbook and architecture diagram
- Admin credentials and API keys in a secure vault
What we ship in this practice.
Telemedicine platform for a healthcare startup
Built a HIPAA-compliant video visit app with EHR integration. Reduced patient no-show rate by 35%. Tech stack: Next.js, Twilio Video, PostgreSQL, AWS ECS.
Payment processing dashboard for a fintech company
Created a real-time transaction monitoring dashboard with fraud scoring. Handled $2M in daily transaction volume. Tech stack: React, Node.js, Stripe, Redis, AWS Lambda.
B2B SaaS subscription management tool
Developed a multi-tenant platform with usage-based billing and role-based access. Reduced churn by 22% with automated dunning. Tech stack: Next.js, Prisma, Stripe, PostgreSQL, Vercel.
Headless ecommerce store for a fashion brand
Built a custom storefront with dynamic product filtering and one-click checkout. Increased conversion rate by 18%. Tech stack: Next.js, Shopify Storefront API, Stripe, Cloudflare.
MLS-integrated real estate search app
Created a property search engine with real-time MLS data sync and mortgage calculator. Reduced manual data entry by 8 hours per week per agent. Tech stack: React, Node.js, Elasticsearch, AWS RDS.
AI chatbot for customer support at a logistics firm
Deployed a GPT-4 powered chatbot that handles 60% of support tickets without human intervention. Average response time dropped from 4 hours to 30 seconds. Tech stack: Next.js, OpenAI API, LangChain, MongoDB.
Why teams hire us.
Senior engineers, not juniors
Every engineer on your project has 10+ years of experience and has shipped production code to at least 10,000 users. We do not staff juniors or outsource to low-cost regions.
Fixed price, not hourly
You get a fixed quote after the 2-week Roadmap phase. No hourly billing, no surprise invoices, no scope creep charges. We eat the risk if we underestimate.
Full code ownership
You own the entire source code, all documentation, and all infrastructure credentials from day one. There is no license fee, no vendor lock-in, no recurring royalty.
Compliance built in
We build HIPAA, PCI-DSS, and SOC 2 compliant systems by default. Our engineers have implemented compliance for 50+ products in regulated industries.
8-12 week MVP delivery
Your first working product ships in 8-12 weeks. We have delivered 200+ products on this timeline. You get a demo every Friday so there are no surprises.
Dedicated QA and testing
Every sprint includes a dedicated QA engineer who writes automated tests. We maintain 90%+ code coverage and run tests on every pull request before merging.
Idea → Roadmap → Product → Release.
Every engagement runs through the same four-stage pipeline. Predictable by design.
Questions clients ask first.
Related services and industries.
Ready to build? Let's talk.
30-minute discovery call. No deck. We'll tell you honestly what it takes, how long, and how much.